was in the the military, someone was masquerading as being in the military or someone had a terrorism connection, an ideology which may have radicalized them and propelled them to act in this way. shepard: catherine is not speculating on this matter. she is telling us what the authorities will be going through as they try to determine the bigger picture of what has happened here. the military has reported to us that, in fact, they have concluded that all three of these men who are in custody and one deceased are, in fact, military personnel. tell me, if you can, based on your experience, does that mean that this would be a series of interviews layer after layer, people who knew them, of them, knew their families and the rest as they try to get to the bottom of clearly, if thee people are involved, that is, by definition, a con conspiracy. the problem is we don't know the level of involvement of these two soldiers now in custody.